src/cocoa/choice.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/cocoa/choice.mm
   3 // Purpose:     wxChoice
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2003/03/16
   7 // Id:          $Id$
   8 // Copyright:   (c) 2003 David Elliott
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_CHOICE
  15
  16 #include "wx/choice.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/log.h"
  20     #include "wx/app.h"
  21     #include "wx/arrstr.h"
  22 #endif //WX_PRECOMP
  23
  24 #include "wx/cocoa/string.h"
  25 #include "wx/cocoa/autorelease.h"
  26
  27 #import <AppKit/NSPopUpButton.h>
  28 #import <AppKit/NSMenu.h>
  29 #import <Foundation/NSNotification.h>
  30 #import <Foundation/NSDictionary.h>
  31
  32 BEGIN_EVENT_TABLE(wxChoice, wxChoiceBase)
  33 END_EVENT_TABLE()
  34 // WX_IMPLEMENT_COCOA_OWNER(wxChoice,NSButton,NSControl,NSView)
  35
  36 void wxChoice::Init()
  37 {
  38     m_sortedStrings = NULL;
  39 }
  40
  41 bool wxChoice::Create(wxWindow *parent, wxWindowID winid,
  42             const wxPoint& pos,
  43             const wxSize& size,
  44             const wxArrayString& choices,
  45             long style,
  46             const wxValidator& validator,
  47             const wxString& name)
  48 {
  49     wxCArrayString chs(choices);
  50
  51     return Create(parent, winid, pos, size, chs.GetCount(), chs.GetStrings(),
  52                   style, validator, name);
  53 }
  54
  55 bool wxChoice::Create(wxWindow *parent, wxWindowID winid,
  56             const wxPoint& pos,
  57             const wxSize& size,
  58             int n, const wxString choices[],
  59             long style,
  60             const wxValidator& validator,
  61             const wxString& name)
  62 {
  63     wxAutoNSAutoreleasePool pool;
  64     if(!CreateControl(parent,winid,pos,size,style,validator,name))
  65         return false;
  66
  67     SetNSView([[NSPopUpButton alloc] initWithFrame:MakeDefaultNSRect(size)
  68         pullsDown: NO]);
  69     [m_cocoaNSView release];
  70
  71     NSMenu *nsmenu = [(NSPopUpButton*)m_cocoaNSView menu];
  72     AssociateNSMenu(nsmenu, OBSERVE_DidSendAction);
  73
  74     if(style&wxCB_SORT)
  75     {
  76         m_sortedStrings = new wxSortedArrayString;
  77         for(int i=0; i<n; i++)
  78         {
  79             m_sortedStrings->Add(choices[i]);
  80         }
  81         for(unsigned int i=0; i < m_sortedStrings->GetCount(); i++)
  82         {
  83             [nsmenu addItemWithTitle:wxNSStringWithWxString(
  84                     m_sortedStrings->Item(i))
  85                 action: nil keyEquivalent:@""];
  86         }
  87     }
  88     else
  89     {
  90         for(int i=0; i<n; i++)
  91         {
  92             [nsmenu addItemWithTitle:wxNSStringWithWxString(choices[i])
  93                 action: nil keyEquivalent:@""];
  94         }
  95     }
  96     m_itemsClientData.SetCount(n);
  97
  98     [(NSPopUpButton*)m_cocoaNSView sizeToFit];
  99     if(m_parent)
 100         m_parent->CocoaAddChild(this);
 101     SetInitialFrameRect(pos,size);
 102
 103     return true;
 104 }
 105
 106 wxChoice::~wxChoice()
 107 {
 108     DisassociateNSMenu([(NSPopUpButton*)m_cocoaNSView menu]);
 109
 110     Clear();
 111 }
 112
 113 void wxChoice::CocoaNotification_menuDidSendAction(WX_NSNotification notification)
 114 {
 115     NSDictionary *userInfo = [notification userInfo];
 116     NSMenuItem *menuitem = [userInfo objectForKey:@"MenuItem"];
 117     int index = [[(NSPopUpButton*)m_cocoaNSView menu] indexOfItem: menuitem];
 118     int selectedItem = [(NSPopUpButton*)m_cocoaNSView indexOfSelectedItem];
 119     wxLogTrace(wxTRACE_COCOA,wxT("menuDidSendAction, index=%d, selectedItem=%d"), index, selectedItem);
 120     wxCommandEvent event(wxEVT_CHOICE, m_windowId);
 121     event.SetInt(index);
 122     event.SetEventObject(this);
 123     event.SetString(GetStringSelection());
 124     HandleWindowEvent(event);
 125 }
 126
 127 void wxChoice::DoClear()
 128 {
 129     if(m_sortedStrings)
 130         m_sortedStrings->Clear();
 131     m_itemsClientData.Clear();
 132     [(NSPopUpButton*)m_cocoaNSView removeAllItems];
 133 }
 134
 135 void wxChoice::DoDeleteOneItem(unsigned int n)
 136 {
 137     if(m_sortedStrings)
 138         m_sortedStrings->RemoveAt(n);
 139     m_itemsClientData.RemoveAt(n);
 140     [(NSPopUpButton*)m_cocoaNSView removeItemAtIndex:n];
 141 }
 142
 143 unsigned int wxChoice::GetCount() const
 144 {
 145     return (unsigned int)[(NSPopUpButton*)m_cocoaNSView numberOfItems];
 146 }
 147
 148 wxString wxChoice::GetString(unsigned int n) const
 149 {
 150     wxAutoNSAutoreleasePool pool;
 151     return wxStringWithNSString([(NSPopUpButton*)m_cocoaNSView itemTitleAtIndex:n]);
 152 }
 153
 154 void wxChoice::SetString(unsigned int n, const wxString& title)
 155 {
 156     NSMenuItem *item = [(NSPopUpButton*)m_cocoaNSView itemAtIndex:n];
 157     [item setTitle:wxNSStringWithWxString(title)];
 158 }
 159
 160 int wxChoice::FindString(const wxString& title, bool bCase) const
 161 {
 162     // FIXME: use wxItemContainerImmutable::FindString for bCase parameter
 163     return [(NSPopUpButton*)m_cocoaNSView indexOfItemWithTitle:
 164         wxNSStringWithWxString(title)];
 165 }
 166
 167 int wxChoice::GetSelection() const
 168 {
 169     return [(NSPopUpButton*)m_cocoaNSView indexOfSelectedItem];
 170 }
 171
 172 int wxChoice::DoInsertItems(const wxArrayStringsAdapter & items,
 173                             unsigned int pos,
 174                             void **clientData, wxClientDataType type)
 175 {
 176     NSMenu *nsmenu = [(NSPopUpButton*)m_cocoaNSView menu];
 177     NSMenuItem *item = NULL;
 178
 179     unsigned int numItems = items.GetCount();
 180     for ( unsigned int i = 0; i < numItems; ++i, ++pos )
 181     {
 182         const wxString& str = items[i];
 183         int idx = m_sortedStrings ? m_sortedStrings->Add(str) : pos;
 184
 185         item = [nsmenu insertItemWithTitle:wxNSStringWithWxString(str)
 186             action: nil keyEquivalent:@"" atIndex:idx];
 187         m_itemsClientData.Insert(NULL, idx);
 188         AssignNewItemClientData(idx, clientData, i, type);
 189     }
 190     return [nsmenu indexOfItem:item];
 191 }
 192
 193 void wxChoice::DoSetItemClientData(unsigned int n, void *data)
 194 {
 195     m_itemsClientData[n] = data;
 196 }
 197
 198 void* wxChoice::DoGetItemClientData(unsigned int n) const
 199 {
 200     return m_itemsClientData[n];
 201 }
 202
 203 void wxChoice::SetSelection(int n)
 204 {
 205     wxAutoNSAutoreleasePool pool;
 206     [(NSPopUpButton*)m_cocoaNSView selectItemAtIndex:n];
 207 }
 208
 209 #endif // wxUSE_CHOICE